Help repair and install gearboxes with expert precision.
Converts vehicle fuel systems from gasoline to butane gas operation, using handtools: Dismantles and removes existing gasoline-powered fuel systems from vehicles. Affixes mounting brackets or cradle to rear of vehicle, bolts high pressure butane gas tank to brackets, and installs high pressure vaporizers under hood, using handtools. Attaches butane carburetor and adapter to existing vehicle carburetor, or replaces original carburetor with butane one. Connects water and fuel lines between specified units. Tunes motor to conform to butane performance specifications to obtain maximum power and economy and to meet emission standards. May repair and service operating butane fuel units.